Material Stainless Steel Unit & Package Sold by each, carded for display Part No. Item Size Description 91136 Medium Duty ¾” (Dia.) x 3” (H) Fits antennas up to 48” 91142 Heavy Duty ⅞” (Dia.) x 3 ½” (H) Fits antennas up to 60” (Heavy Duty design for better support and less vibration) Part No. & Image Selection Spring for C.B. Antenna Part No.: -- Please Select -- 91136 91142 Combination of product variants is not available Updating... Related Products Mothers® Billet Metal Polish Lighted Bumper Guides 1″ Dia. x 51″ (L) in Rocket Style for Steel Bumper Gun Cylinder Screw-In Air Valve Control Knobs Flame Style bottom Mud Flap Plates Standard Push-On Lug Nut Cover with Flange Classic Lock Tab Chrome Plastic 33mm Screw-On Lug Nut Cover